Multiple cross-site scripting (XSS) vulnerabilities in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 allow remote attackers to inject arbitrary web script or HTML via the (1) name and (2) content of indexed files to the (a) Indexed Search Engine (indexed_search) system extension; (b) unspecified test scripts in the ADOdb system extension; and (c) unspecified vectors in the Workspace module.